Home / 40,155.78-60,234.16-19,097.86

Finding the Fourth Proportional to 40,155.78, 60,234.16 and 19,097.86

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Solution

The fourth proportional to 40,155.78, 60,234.16 and 19,097.86 is: 28,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,155.78 : 60,234.16 = 19,097.86 : x
  2. Step 2: Convert to fraction form
    40,155.78/60,234.16 = 19,097.86/x
  3. Step 3: Cross multiply
    40,155.78x = 60,234.16 × 19,097.86
  4. Step 4: Simplify right side
    40,155.78x = 1,150,343,356.57
  5. Step 5: Solve for x
    x = 1,150,343,356.57/40,155.78
  6. Step 6: Final answer
    x = 28,647.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.